“Sunnyside Up” ~ The Sprued Wax, Front Underside ~ Step Six: The WAX SPRUES & VENTS ~ Person Five: The SPRUE PERSON
Note the hollow wax and three small red vents on the ear. When bronze ultimately replaces the wax, the bronze will also be hollow.
Next Step, SHELL!
Photo courtesy of Gary Pitcher, Dragon Castings
No. 18
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